398420432

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47251}}^1$

素因数の和:47307

約数の個数: 40

約数和(自身を含む): 843731712

約数和(自身を除く): 445311280

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 47251, 94502, 189004, 378008, 756016, 803267, 1464781, 1606534, 2929562, 3213068, 5859124, 6426136, 11718248, 12852272, 23436496, 24901277, 49802554, 99605108, 199210216, 398420432]

約数ペア:

[(1, 398420432), (2, 199210216), (4, 99605108), (8, 49802554), (16, 24901277), (17, 23436496), (31, 12852272), (34, 11718248), (62, 6426136), (68, 5859124), (124, 3213068), (136, 2929562), (248, 1606534), (272, 1464781), (496, 803267), (527, 756016), (1054, 378008), (2108, 189004), (4216, 94502), (8432, 47251)]